The infinite series 2x + 3x²/8 + 4x³/27 + ... + ((n+1)/n³)xⁿ + ... is…
PYQ UPPSC LT Grade (Assistant Teacher) 2025
The infinite series 2x + 3x²/8 + 4x³/27 + ... + ((n+1)/n³)xⁿ + ... is convergent if :
- A.
x > 1
- B.
x ≤ 1
- C.
x < 1
- D.
None of the above
Attempted by 4 students.
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